What is the name of the legal concept that may protect the EMT from a negligence claim if the victim waits too long to file a lawsuit?

Statute of Limitations

Explanation:

Statute of Limitations

- it is referred to as a law that defined the total duration of time that given to the parties for legal proceedings from the time of the alleged offense. This law defined for both cases i. e. civil and criminal. But the time allotted to the victim to file legal proceedings against suspects can be different for cases.

One thing needs to be noted that time period for a serious crime like murders, etc don't have any maximum limit.